diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/usb/dvb-usb-v2/lmedm04.c | 93 |
1 files changed, 33 insertions, 60 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/lmedm04.c b/drivers/media/usb/dvb-usb-v2/lmedm04.c index 15db9f6..55d7690 100644 --- a/drivers/media/usb/dvb-usb-v2/lmedm04.c +++ b/drivers/media/usb/dvb-usb-v2/lmedm04.c @@ -515,21 +515,6 @@ static int lme2510_msg(struct dvb_usb_device *d, rbuf[0] = 0x55; rbuf[1] = st->signal_lock; break; - case 0x43: - rbuf[0] = 0x55; - rbuf[1] = st->signal_level; - break; - case 0x1c: - rbuf[0] = 0x55; - rbuf[1] = st->signal_sn; - break; - case 0x15: - case 0x16: - case 0x17: - case 0x18: - rbuf[0] = 0x55; - rbuf[1] = 0x00; - break; default: lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen); st->i2c_talk_onoff = 1; @@ -538,25 +523,10 @@ static int lme2510_msg(struct dvb_usb_device *d, break; case TUNER_S7395: switch (wbuf[3]) { - case 0x10: - rbuf[0] = 0x55; - rbuf[1] = (st->signal_level & 0x80) - ? 0 : (st->signal_level * 2); - break; - case 0x2d: - rbuf[0] = 0x55; - rbuf[1] = st->signal_sn; - break; case 0x24: rbuf[0] = 0x55; rbuf[1] = st->signal_lock; break; - case 0x2e: - case 0x26: - case 0x27: - rbuf[0] = 0x55; - rbuf[1] = 0x00; - break; default: lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen); st->i2c_talk_onoff = 1; @@ -565,26 +535,10 @@ static int lme2510_msg(struct dvb_usb_device *d, break; case TUNER_S0194: switch (wbuf[3]) { - case 0x18: - rbuf[0] = 0x55; - rbuf[1] = (st->signal_level & 0x80) - ? 0 : (st->signal_level * 2); - break; - case 0x24: - rbuf[0] = 0x55; - rbuf[1] = st->signal_sn; - break; case 0x1b: rbuf[0] = 0x55; rbuf[1] = st->signal_lock; break; - case 0x19: - case 0x25: - case 0x1e: - case 0x1d: - rbuf[0] = 0x55; - rbuf[1] = 0x00; - break; default: lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen); st->i2c_talk_onoff = 1; @@ -1006,21 +960,44 @@ static int dm04_lme2510_set_voltage(struct dvb_frontend *fe, return (ret < 0) ? -ENODEV : 0; } -static int dm04_rs2000_read_signal_strength(struct dvb_frontend *fe, - u16 *strength) +static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength) { struct lme2510_state *st = fe_to_priv(fe); - *strength = (u16)((u32)st->signal_level * 0xffff / 0xff); + switch (st->tuner_config) { + case TUNER_LG: + *strength = 0xff - st->signal_level; + *strength |= *strength << 8; + break; + /* fall through */ + case TUNER_S7395: + case TUNER_S0194: + *strength = 0xffff - (((st->signal_level * 2) << 8) * 5 / 4); + break; + case TUNER_RS2000: + *strength = (u16)((u32)st->signal_level * 0xffff / 0xff); + } return 0; } -static int dm04_rs2000_read_snr(struct dvb_frontend *fe, u16 *snr) +static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr) { struct lme2510_state *st = fe_to_priv(fe); - *snr = (u16)((u32)st->signal_sn * 0xffff / 0x7f); + switch (st->tuner_config) { + case TUNER_LG: + *snr = 0xff - st->signal_sn; + *snr |= *snr << 8; + break; + /* fall through */ + case TUNER_S7395: + case TUNER_S0194: + *snr = (u16)((0xff - st->signal_sn - 0xa1) * 3) << 8; + break; + case TUNER_RS2000: + *snr = (u16)((u32)st->signal_sn * 0xffff / 0x7f); + } return 0; } @@ -1127,15 +1104,6 @@ static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap) st->tuner_config = TUNER_RS2000; st->fe_set_voltage = adap->fe[0]->ops.set_voltage; - - adap->fe[0]->ops.read_signal_strength = - dm04_rs2000_read_signal_strength; - adap->fe[0]->ops.read_snr = - dm04_rs2000_read_snr; - adap->fe[0]->ops.read_ber = - dm04_read_ber; - adap->fe[0]->ops.read_ucblocks = - dm04_read_ucblocks; } break; } @@ -1154,7 +1122,12 @@ static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap) return -ENODEV; } + adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength; + adap->fe[0]->ops.read_snr = dm04_read_snr; + adap->fe[0]->ops.read_ber = dm04_read_ber; + adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks; adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage; + ret = lme_name(adap); return ret; } |